Antiskidding device



Hl Amlsmuonm DEvlcE.

APPLICATION FILED OCT. 3l, 1919.

P11-mma Apr. 25, 1922.A

,H. A. WARD. ANTISKIDDING DEVICE.

APPLICATION FILED 06T. 3l. I9I9.

Patented Apr. 25, 1922.

2 SHEETS-SHEET 2.

' resiliently supported: wheels,ada-ptd to; be

UNIT-ED STATES ffP-ATENr1ers-resoj;

HENRY AQ WARD, or rEENmonL i/r'IssnEI. f

ANTIsKIDDi-NG DEVICE.

exact description of the invention, such as l will enable others-skilledin th'eart to which itappertains tn ,make yand use thesame.'

ie invention relatesto -antiskidding de-'j vices for motordrivenfvehicles Vand for its objectto lpr'wide.pivotedarms pivcted AvofQll`1g-l'11e.7,153a detail sectionalV `view' civ `he Y f,lowerigejndof one, or" th d tOi each sidef'of the ,front and rear-axles, the lowerends of said'armsjbeingl provided with i forced intoengagement with. the"ground figo 'during i thev sliddingpot the.vehicle. `The pivotedy ,arms being simultaneously 'moved into a'ndroutof engagement with the ground by a ootpedal located i the vehicle;`body7 jsaidfoot pedal .being adapted to rock ay f transverselyldispfosedV :shafti-.hav

T VA further ob]ectl which 'theground engaging wheels are pivoted, saidyokes being slidably mounted on the ing armspivoted tolongitudinallydisposed barslwhich bars are inturnvplvoted at ltS 57andlplvotall'y'"securedftothe ends o'if ,'s a,id

`ends vto thefpivotedl arms carried byfthe axles. f Also toprovidespring means .wherebythe wheels which. engage the ground will Vbe raisedsimultaneously .from engagement with the ground whenpressure 1s relievedfrom the pedal. f

is to .provide yokes in lower ends of the pivoted arms carried by theaxles thereby allowing a resilient engagement with the ground andalsojallowing for the irregularities ofthe ground so that the wheelswill'all come into contactAL with the ground.

lVith the above and other Vobiects 1n view the invention resides in thecombination and arrangement of parts as hereinafterV rset forth`shown'in the drawings, de scribed and claimed, it being understood tnatchan/ges in the precise embodim'entof :the invention may be madewithin-thescope of what is claimed without departing from the spirit Voithe invention.'

Specification of Letters Patent.

groundjengaging wheels. 1

ground;

Patented Apief 25,; 1922i'. Appli'oation moa ootobo;.31',' 1e1asoriar'io', 334,659. 7 y

I i Figure 3i is a side-y elevation yoi one lof i Figure 5 isaperspective viewo a portion`;of, one of-fthe' rockable shafts and the ffoot venga-ging lefverv carried thereby. A Figure Y6 1s a' detail tViewOf another form oi ground engaging ,l'mllt .wherein V'f eitlier, o oooi-hed oegogwhoorofthoewheoigvithoia arms i are .longitudinally yextending connect- 111g'. buis ,8 Wllfll'.bfUS,.Wlflcirl. @scribe-Shafts'f6 on wh ichafo`ot lpedali) fis 4rotated:the .'barswill'work and bemoved. ldownwardly 'unison with' "each` other. and f in parallelrelation.v to eachfothen However the bars 8 are" 'normo11y-ho1dinthoifup position by moons f' of coil springs; 10, one'l end of eachmspringbeing connected lto one ofthe arms Z while v the other Vendsof thesprings are Vconnected to the side rails 5 of the vehicle frame..iSecured to the front and rear axles in any suitablemannerfarecollars'lland 12, the collars 11 being preferably adjacent the wheels:and the collars 12 centrallyof the axle. Pivoted as at 13 to thecollars 11 are rearwardly and downwardly extending arms or brackets 1 4.The lower ends of the .arms 14 `being provided with squared portions 15on which are slidablyfmounted U-shaped brackets 1.6 which carry groundengagingfwheelslf, there being a spring18 disposed between the supperendl of the U-,shaped bracket andcollar 19 secured tothe arms 14.@Pivoted tothe brackets 12 .as at 2O are .braces21, Vwhich bracescomprise outwardly extendingarms 2 2-, the outer ends of whicharepreferablyy integrally. joined to the Vcollars 19,Y The arms 22 formbraces for preventing 5,theginr the pivoted armsror brackets 14 whenthe? ward or outward movement or twisting of wheels 17 are inengagementwith the; ground for preventing the Ytransverse skidding ofthe vehicle. The ends of the barsJSJarepivotally connected to the bracearms 22`as at 28: so that all of the. wheels 17 may be: simultaneouslyforced into engagement withv the. ground the springs 18V` allowing'allofthe* wheels to engage the ground even though the surface thereof isuneven.

Referring to Figure 6 in which a modified form of ground engagingelement` is shown, it willbeseenA that". in this form a toothed wheel 17and a wheella which is not provided with teeth are rotatably mounted inthe U-shaped bracket 16a, said UJ-shaped lbracket being'pivo'tallymounted on thereduced portion 16"; of a bushing; 16, which bushing4 hasslidably mounted therein the lowergsquared portioni'lio'f the arm`Ibthere bein'ga-'set screw 1165"' forr` holding :theV U- shaped bracket16aL in position so that-the Y wheel17` or Vlffwill'engage with theground.

By providing' thev two wheelsl and providing y means whereby' one orthe'f other V may be shifted? intoj positionvfor i use, Vit willi be-seen ,"t/ietthe' toothed Wheelimaybei used for extremelyslipperystreetsor forj suburban or country use; there being lawsfin Some Statesprev'entingthe'useofwheels-[which willmark- 'the surface'of thestreets;

skiddingjd'evicejisprovided 'for motor driven vehicles 'whereingroundfengaging; elements maybe easily Vand y quickly, forced intoengagem'ent, with the ground-adjacentV each wheel' lofl the vehicle',thereby preventing the U-shape 1 n antiskidding device for skidding ofthejvehicl'eV It will also be seen that".by'the rovision ofthe springsr18"that dJbrackets-whichcarrythe wheels will be .allowed'to moveyupwardly-against vrthe actionof the springs 18 therebyall'owing frontand rearaxle's and disposed on each frame; the"l ends.,y of said rock'shafts beingv side of tlie vehicle frame, transversely disposed rockshaftsy rockable inbearings ofthe f provided with arms having their'lower ends pivotally connected to the'- longitudinally Srln .Y Y

gag/ing" elements asifdesired,

transversely disposed sha-fts for forcing the i ground engaging wheelsinto engagement with- Vthe groundxand spring means for moving thelongitudinally disposed` bars longitudinally for raising the wheels fromthe ground.

2..A-nantiskidding device'v for motor driven vehicles, said devicecomprising arms pivoted tothe front and rear axles of the:

Vehicle, braces carried by said arms and extending inwardly and. beingpivoted to theirrespective axles', saidvpivotedarms-extending'downwardly. and rearwardly4 and Vhaving theirlower ends provided withzgnound engaging wheelsysaid ground engagingwheels being carried by 'brackets slidably mounted on the lower endsofthe arm; springsjcarried bythe arms and againstthev actionof which thewheel brackets act,jlongitudinally disposedlinks h'aving'theirendspiyotally connectedfto the pivoted arrns ofjeach" axle on theirrespective sides offthe` vehicle, transarnis pivotedtotthee'longitudinallydisposed ground engaging elements downwardly and gkmeans v v 3; An antiskidding vdevice versely disposedrockshaftsfcarried-by the f framel and'having-downwardlyjextendingz y910g -bar`s,'means for rocking one' of VVtheftransf versely disposedshaftsql'for, pivoting. the

, y e fereeffembiles;

said" device comprising downwardly'l and y rearwardly extendingybrackets,V pivoted to the; nemend rearaxies damwand-adjacent 'Y theyjwheels'fof each axl`e,'brace members eX- tending upwardlyandinwardlyfromv said brackets and pivot'a'lly connected-t0 thefa'xles vsubstantially centrally thereofand in,A longitudinal alignmentconnecting-rods connecting said downwardly and reawardly extend-` ingbrackets,l at each side ofzthefautomobile,

a plurality of rockable shafts transversely disposed andl rockable inbearings of the frame7 downwardly and v rearwardly extendingv armscarried by theV ends of said transversely disposed shafts andi connectedto the connecting rods, springs connected 'toy the ends of oppositelydisposedfarms carried'by one of the transversely disposed shafts andhaving' their other ends connected kto the frame, wheels carried'bythelower ends of the brackets pivoted to the laxles Vandmeans forrockingone of thesha-fts for causing a downward movement of the axle carriedpivoted bracket.

4. An antiskidding device for motor driven vehicles comprising apivotedarm pivoted to thevehicleaxle and adaptedito-be forced in engagementwith lthe lgroundga Y bracket slidably mounted-'i onl the lower end* ofthe l pivoted arm, ground`` engaging.I elements carried-by said'bracketal sleeve carried by said pivoted arm, said bracket beingrotatably mounted on said f sleeve,\means for securingsaid bracketv inany r'iosirtiorrto which itimay have been rotated, said sleeve 1inposition for engagement with the ground.

being sldably mounted on a squared portion In testimony whereof I havesgnedmy Vl0 f of the pivoted arm, a collar carried by the name tothsspecificationy in the presence of Y pivoted arm, a coiled springsurrounding the two subscribing witnesses.

arm and interposed between the sleeve and HENRYVA- WARD. said collarcarried by the pivoted arm, the Witnesses :k rotatable mounting of thesleeve allowing HENDRICKSON,

either ground engaging element to be placed i MERLE. SHEUMAKER.

